[Paraview] ParaView and Visual Studio 2003 - fix for pow(). Also __FUNCTION__ warning.

[Andy Cedilnik]

Hi Andrew,

I did not spend a lot of time cmakifying hdf5, so there are some
problems. It does however seem to work on all platforms we do testing.

I will look at the pow stuff.

			Andy

On Tue, 2003-07-22 at 19:29, Andrew J. P. Maclean wrote:
> I am using the latest CVS for ParaView Complete.
> 
>  
> 
> In vtkPVData.cxx function: UpdataActorControlResolutions
> 
> change lines 2820/2821:
> 
>       half = 0.5 * pow(10, ceil(oneh));
> 
>       res = (oneh > log10(half) ? half : pow(10, floor(oneh)));
> 
>  
> 
> to:
> 
>       half = 0.5 * pow((float)10, ceil(oneh));
> 
>       res = (oneh > log10(half) ? half : pow((float)10, floor(oneh)));
> 
>  
> 
> The following code in H5private.h line 212:
> 
>  
> 
> #ifndef H5_HAVE_FUNCTION
> 
> #   define __FUNCTION__  "NoFunctionName"
> 
> #endif
> 
>  
> 
> generates the following warning:
> 
>  
> 
> C:\vtk\ParaView\Utilities\hdf5\H5private.h(212) : warning C4117:
> 
>  macro name '__FUNCTION__' is reserved, '#define' ignored
> 
>  
> 
> Apparently __FUNCTION__ is reserved in MSVC7.1
> 
>  
> 
> It is probably better not to use double or single underscores at the
> start of names. Compilers seem to reserve these. I have been caught by
> this before!
> 
> __FUNCTION__ is definitely a Microsoft-Specific predefined macro and,
> from the documentation, it is "Valid only within a function and
> returns the undecorated name of the enclosing function (as a string).
> __FUNCTION__ is not expanded if you use the /EP or /P compiler
> option."